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Fixing reference to the paper about the tropospheric model

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This commit is contained in:
Carles Fernandez 2014-08-27 10:20:05 +02:00
parent d6bba768eb
commit 901ff47621
1 changed files with 4 additions and 6 deletions
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10
src/algorithms/PVT/libs/gps_l1_ca_ls_pvt.cc
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@ -170,8 +170,8 @@ arma::vec gps_l1_ca_ls_pvt::leastSquarePos(arma::mat satpos, arma::vec obs, arma
{ {
//--- Update equations ----------------------------------------- //--- Update equations -----------------------------------------
rho2 = (X(0, i) - pos(0)) * (X(0, i) - pos(0)) rho2 = (X(0, i) - pos(0)) * (X(0, i) - pos(0))
+ (X(1, i) - pos(1)) * (X(1, i) - pos(1)) + (X(1, i) - pos(1)) * (X(1, i) - pos(1))
+ (X(2, i) - pos(2)) * (X(2, i) - pos(2)); + (X(2, i) - pos(2)) * (X(2, i) - pos(2));
traveltime = sqrt(rho2) / GPS_C_m_s; traveltime = sqrt(rho2) / GPS_C_m_s;
//--- Correct satellite position (do to earth rotation) -------- //--- Correct satellite position (do to earth rotation) --------
@ -182,8 +182,7 @@ arma::vec gps_l1_ca_ls_pvt::leastSquarePos(arma::mat satpos, arma::vec obs, arma
&d_visible_satellites_Distance[i], pos.subvec(0,2), Rot_X - pos.subvec(0,2)); &d_visible_satellites_Distance[i], pos.subvec(0,2), Rot_X - pos.subvec(0,2));
if(FLAGS_tropo) if(FLAGS_tropo)
{ {
if(traveltime < 0.1 && nmbOfSatellites > 3) if(traveltime < 0.1 && nmbOfSatellites > 3)
{ {
//--- Find receiver's height //--- Find receiver's height
@ -192,7 +191,6 @@ arma::vec gps_l1_ca_ls_pvt::leastSquarePos(arma::mat satpos, arma::vec obs, arma
//--- Find delay due to troposphere (in meters) //--- Find delay due to troposphere (in meters)
tropo(&trop, sin(d_visible_satellites_El[i] * GPS_PI/180.0), h/1000, 1013.0, 293.0, 50.0, 0.0, 0.0, 0.0); tropo(&trop, sin(d_visible_satellites_El[i] * GPS_PI/180.0), h/1000, 1013.0, 293.0, 50.0, 0.0, 0.0, 0.0);
if(trop > 50.0 ) trop = 0.0; if(trop > 50.0 ) trop = 0.0;
} }
} }
} }
@ -737,7 +735,7 @@ void gps_l1_ca_ls_pvt::tropo(double *ddr_m, double sinel, double hsta_km, double
ddr_m - range correction (meters) ddr_m - range correction (meters)
Reference Reference
Goad, C.C. & Goodman, L. (1974) A Modified Tropospheric Goad, C.C. & Goodman, L. (1974) A Modified Hopfield Tropospheric
Refraction Correction Model. Paper presented at the Refraction Correction Model. Paper presented at the
American Geophysical Union Annual Fall Meeting, San American Geophysical Union Annual Fall Meeting, San
Francisco, December 12-17 Francisco, December 12-17